Granted Patent
Utility
US 6,498,474 · App. 09/893,288
Rotational velocity and direction sensing system
Inventor:
Jason Turner
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Jun 27, 2001
Inventor
Jason Turner
Assignee (at issue)
KELSEY-HAYES-COMPANY
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.